/* ============================================================
   Liceo Lorenzo Arenas - Estilos Globales
   ============================================================ */

:root {
  --color-primary: #0a4b8c;
  --color-primary-dark: #06315e;
  --color-primary-light: #e8f0fe;
  --color-secondary: #f8f9fa;
  --color-accent: #ffc107;
  --color-success: #28a745;
  --color-danger: #dc3545;
  --color-white: #ffffff;
  --color-dark: #212529;
  --color-gray: #6c757d;
  --color-border: #dee2e6;
  --font-family: 'Poppins', 'Roboto', sans-serif;
  --sidebar-width: 250px;
  --navbar-height: 64px;
  --transition-speed: 0.3s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: #f4f6f9;
  color: var(--color-dark);
  line-height: 1.6;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--color-primary-dark);
}

/* ============================================================
   Navbar pública
   ============================================================ */
.public-navbar {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
  box-shadow: 0 2px 12px rgba(10, 75, 140, 0.3);
  padding: 0.75rem 0;
}

.public-navbar .navbar-brand {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-white) !important;
}

.public-navbar .nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 1rem !important;
  border-radius: 6px;
  transition: all var(--transition-speed);
}

.public-navbar .nav-link:hover,
.public-navbar .nav-link.router-link-active {
  color: var(--color-white) !important;
  background: rgba(255, 255, 255, 0.15);
}

/* ============================================================
   Hero / Slider
   ============================================================ */
.hero-slider {
  position: relative;
  height: 500px;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0.2));
}

.hero-content {
  position: absolute;
  bottom: 60px;
  left: 0;
  right: 0;
  color: var(--color-white);
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero-content h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.hero-content p {
  font-size: 1.05rem;
  opacity: 0.9;
}

/* ============================================================
   Sidebar (Admin)
   ============================================================ */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  overflow-y: auto;
  transition: transform var(--transition-speed);
}

.admin-sidebar .sidebar-brand {
  padding: 1.25rem;
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-sidebar .sidebar-nav {
  padding: 1rem 0;
}

.admin-sidebar .nav-item {
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  transition: all var(--transition-speed);
  border-left: 3px solid transparent;
  font-size: 0.9rem;
}

.admin-sidebar .nav-item:hover,
.admin-sidebar .nav-item.router-link-active {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
  border-left-color: var(--color-white);
}

.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 0;
}

/* ============================================================
   Top Navbar (Admin)
   ============================================================ */
.admin-topbar {
  height: var(--navbar-height);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 999;
}

.admin-content {
  padding: 1.5rem;
}

/* ============================================================
   Cards & Components
   ============================================================ */
.card-custom {
  background: var(--color-white);
  border: none;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card-custom:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}

.stat-card {
  border-radius: 12px;
  padding: 1.25rem;
  color: var(--color-white);
}

.stat-card .stat-icon {
  font-size: 2rem;
  opacity: 0.8;
}

.stat-card .stat-number {
  font-size: 1.75rem;
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: 0.85rem;
  opacity: 0.9;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 2rem 0;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
}

.footer a:hover {
  color: var(--color-white);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .hero-slider {
    height: 350px;
  }

  .hero-content h2 {
    font-size: 1.5rem;
  }

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }
}

/* ============================================================
   Utilities
   ============================================================ */
.text-primary-custom { color: var(--color-primary); }
.bg-primary-custom { background-color: var(--color-primary); }
.bg-primary-light { background-color: var(--color-primary-light); }

.btn-primary-custom {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary-custom:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.cursor-pointer { cursor: pointer; }

/* Toast */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9999;
}